China Stainless Steel Screws manufacturer

Jiashan Chaoyi Fastener. Co,LTD

QUALITY FIRST , WIN-WIN BUSINESS , DEVELOP TOGETHER 

Quality Control

Jiashan Chaoyi Fastener. Co,LTD Quality Control


We have  testing machines to inspect all the fasteners strictly accordance with quality standards and customers' requirements (finished product, semi-finished products) during the production time and before shipment.....such as torque, speed, tensile strength, salt-spray test, thickness of zinc...

 

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  • Jiashan Chaoyi Fastener. Co,LTD
    Standard: EN 14566:2008+A1:2009
    Number: M.2019.206.C0660
    Issue Date: 2019-04-10
    Expiry Date: 2024-04-10
    Scope/Range: DRYWALL SCREWS
    Issued By: UDEM
  • Jiashan Chaoyi Fastener. Co,LTD
    Standard: ISO9001:2008
    Number: 626016Q10933R0S
    Issue Date: 2017-07-25
    Expiry Date: 2019-09-15
    Scope/Range: Products of fasteners
    Issued By: Kaixin Certification
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